Patent · US Active

Method for increasing the dry strength of paper, paperboard, and cardboard

US8926797B2 · kind B2 · utility

6Cited by

2References

21Claims

0Family size

Assignee

BASF SE

Inventors

Christian Jehn-Rendu · Orange, FR
Ellen Krueger · Otterstadt, DE
Hans-Joachim Haehnle · Neustadt, DE
Martin Ruebenacker · Altrip, DE
Norbert Schall · Langenpreising, DE
Thomas Muehlenbernd · Heidelberg, DE

Key dates

Filing date	Jun 7, 2010
Grant date	Jan 6, 2015
Priority date	—
Expiry date	Jul 9, 2030

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD21H17/74
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Process for the production of paper, board and cardboard having high dry strength by addition of

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.